1999 EE Johnson Outboards 25, 35 3-Cylinder Service Manual, Page 227Get this manual
Charging System Check Chart Where to Look Battery Cause 1Battery defective or worn out 2Low electrolyte level 3Terminal connections loose or corroded 4Excessive electrical load Wiring 1Connections loose or corroded 2Stator leads shorted or grounded 3Circuit wiring grounded 1Damaged stator windings 2Weak flywheel magnets 3Damaged stator leads Rectifier 1Inoperative rectifierregulator Procedure 1Check condition and charge 2Add water and recha rge 3Clean and tighten 4Evaluate accessory loads 1Clean and tighten 2Perform ohmmeter tests 3Perform ohmmeter tests 1Perform ohmmeter tests 2Perform running output tests 3Perform ohmmeter tests 1Perform variable load tests Reference